| and Weight | |||
|---|---|---|---|
| Dimensions | 42.5 x 28.4 x 9.1mm | ||
| Weight - Sensor Only | 9.7g | ||
| Weight - Sensor + Band | 19g | ||
| Materials | |||
| Band Material | Polyester fiber, nylon, spandex | ||
| Sensors | |||
| Optical Heart Rate Hardware | 5 LED lights with 4 photodetectors | ||
| Fit | |||
| Arm Size | 7.09-12.6 inches (18-32cm) | ||
| Wearing Position | Bicep | ||
| Connectivity | |||
| Wireless Connection | Bluetooth | ||
| Supported Devices | Bluetooth-compatible devices that receive heart rate data Supports simultaneous connection of 3 devices | ||
| Data Sync | Real-time heart rate data | ||
| Durability | |||
| Water Resistance | 3 ATM | ||
| Working Temperature | -4°F to 122°F (-20°C to 50°C) | ||
| Storage Temperature | -4°F to 140°F (-20°C to 60°C) | ||
| Charging Temperature | 32°F to 113°F (0°C to 45°C) | ||
| Battery | |||
| Activity Mode | 38 hours | ||
| Standby Mode | 80 days | ||
| Battery Capacity | 55 mAh | ||
| Charging Time | Less than 2 hours | ||
| Charging Cable | USB Type-A Connects to the sensor using a magnetic interface |